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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Copyright 2012 The Netty Project</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * The Netty Project licenses this file to you under the Apache License,</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * version 2.0 (the "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * with the License. You may obtain a copy of the License at:</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *   <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * License for the specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * under the License.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">package</strong> org.jboss.netty.channel;
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> java.io.InputStream;
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.io.OutputStream;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.net.Socket;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.net.SocketAddress;
<a class="jxr_linenumber" name="22" href="#22">22</a>  
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.buffer.ChannelBuffer;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.socket.ServerSocketChannel;
<a class="jxr_linenumber" name="25" href="#25">25</a>  
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> * An I/O event or I/O request associated with a {@link Channel}.</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment"> * A {@link ChannelEvent} is handled by a series of {@link ChannelHandler}s in</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment"> * a {@link ChannelPipeline}.</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment"> * &lt;h3&gt;Upstream events and downstream events, and their interpretation&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> * Every event is either an upstream event or a downstream event.</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * If an event flows forward from the first handler to the last handler in a</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * {@link ChannelPipeline}, we call it an upstream event and say &lt;strong&gt;"an</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> * event goes upstream."&lt;/strong&gt;  If an event flows backward from the last</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * handler to the first handler in a {@link ChannelPipeline}, we call it a</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * downstream event and say &lt;strong&gt;"an event goes downstream."&lt;/strong&gt;</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * (Please refer to the diagram in {@link ChannelPipeline} for more explanation.)</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * When your server receives a message from a client, the event associated with</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * the received message is an upstream event.  When your server sends a message</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * or reply to the client, the event associated with the write request is a</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> * downstream event.  The same rule applies for the client side.  If your client</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * sent a request to the server, it means your client triggered a downstream</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * event.  If your client received a response from the server, it means</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * your client will be notified with an upstream event.  Upstream events are</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * often the result of inbound operations such as {@link InputStream#read(byte[])},</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * and downstream events are the request for outbound operations such as</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * {@link OutputStream#write(byte[])}, {@link Socket#connect(SocketAddress)},</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * and {@link Socket#close()}.</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * &lt;h4&gt;Upstream events&lt;/h4&gt;</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * &lt;table border="1" cellspacing="0" cellpadding="6"&gt;</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> * &lt;th&gt;Event name&lt;/th&gt;&lt;th&gt;Event type and condition&lt;/th&gt;&lt;th&gt;Meaning&lt;/th&gt;</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "messageReceived"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link MessageEvent}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a message object (e.g. {@link ChannelBuffer}) was received from a remote peer&lt;/td&gt;</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "exceptionCaught"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ExceptionEvent}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;an exception was raised by an I/O thread or a {@link ChannelHandler}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelOpen"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#OPEN OPEN}, value = {@code true})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} is open, but not bound nor connected&lt;/td&gt;</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;&lt;strong&gt;Be aware that this event is fired from within the Boss-Thread so you should not</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment"> *     execute any heavy operation in there as it will block the dispatching to other workers!&lt;/strong&gt;&lt;/td&gt;</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelClosed"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#OPEN OPEN}, value = {@code false})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} was closed and all its related resources were released&lt;/td&gt;</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelBound"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#BOUND BOUND}, value = {@link SocketAddress})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} is open and bound to a local address, but not connected.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;&lt;strong&gt;Be aware that this event is fired from within the Boss-Thread so you should not</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment"> *     execute any heavy operation in there as it will block the dispatching to other workers!&lt;/strong&gt;&lt;/td&gt;</em>
<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelUnbound"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#BOUND BOUND}, value = {@code null})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} was unbound from the current local address&lt;/td&gt;</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelConnected"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#CONNECTED CONNECTED}, value =</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment"> *     {@link SocketAddress})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} is open, bound to a local address, and connected to a remote address&lt;/td&gt;</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment"> * &lt;td&gt;&lt;strong&gt;Be aware that this event is fired from within the Boss-Thread so you should not</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> *     execute any heavy operation in there as it will block the dispatching to other workers!&lt;/strong&gt;&lt;/td&gt;</em>
<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "writeComplete"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link WriteCompletionEvent}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * &lt;td&gt;something has been written to a remote peer&lt;/td&gt;</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelDisconnected"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#CONNECTED CONNECTED}, value = {@code null})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="110" href="#110">110</a> <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel} was disconnected from its remote peer&lt;/td&gt;</em>
<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "channelInterestChanged"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#INTEREST_OPS INTEREST_OPS}, no value)&lt;/td&gt;</em>
<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * &lt;td&gt;a {@link Channel}'s {@link Channel#getInterestOps() interestOps} was changed&lt;/td&gt;</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> * &lt;/table&gt;</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment"> * These two additional event types are used only for a parent channel which</em>
<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment"> * can have a child channel (e.g. {@link ServerSocketChannel}).</em>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * &lt;table border="1" cellspacing="0" cellpadding="6"&gt;</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment"> * &lt;th&gt;Event name&lt;/th&gt;&lt;th&gt;Event type and condition&lt;/th&gt;&lt;th&gt;Meaning&lt;/th&gt;</em>
<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "childChannelOpen"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChildChannelStateEvent}&lt;br/&gt;({@code childChannel.isOpen() = true})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment"> * &lt;td&gt;a child {@link Channel} was open (e.g. a server channel accepted a connection.)&lt;/td&gt;</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "childChannelClosed"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChildChannelStateEvent}&lt;br/&gt;({@code childChannel.isOpen() = false})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment"> * &lt;td&gt;a child {@link Channel} was closed (e.g. the accepted connection was closed.)&lt;/td&gt;</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> * &lt;/table&gt;</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> * &lt;h4&gt;Downstream events&lt;/h4&gt;</em>
<a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment"> * &lt;table border="1" cellspacing="0" cellpadding="6"&gt;</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment"> * &lt;th&gt;Event name&lt;/th&gt;&lt;th&gt;Event type and condition&lt;/th&gt;&lt;th&gt;Meaning&lt;/th&gt;</em>
<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "write"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link MessageEvent}&lt;/td&gt;&lt;td&gt;Send a message to the {@link Channel}.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="148" href="#148">148</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "bind"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#BOUND BOUND}, value = {@link SocketAddress})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_javadoccomment"> * &lt;td&gt;Bind the {@link Channel} to the specified local address.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "unbind"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#BOUND BOUND}, value = {@code null})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment"> * &lt;td&gt;Unbind the {@link Channel} from the current local address.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "connect"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#CONNECTED CONNECTED}, value =</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment"> *     {@link SocketAddress})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * &lt;td&gt;Connect the {@link Channel} to the specified remote address.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "disconnect"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#CONNECTED CONNECTED}, value = {@code null})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * &lt;td&gt;Disconnect the {@link Channel} from the current remote address.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * &lt;tr&gt;</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@code "close"}&lt;/td&gt;</em>
<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * &lt;td&gt;{@link ChannelStateEvent}&lt;br/&gt;(state = {@link ChannelState#OPEN OPEN}, value = {@code false})&lt;/td&gt;</em>
<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * &lt;td&gt;Close the {@link Channel}.&lt;/td&gt;</em>
<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * &lt;/table&gt;</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment"> * Other event types and conditions which were not addressed here will be</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment"> * ignored and discarded.  Please note that there's no {@code "open"} in the</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment"> * table.  It is because a {@link Channel} is always open when it is created</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment"> * by a {@link ChannelFactory}.</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Additional resources worth reading&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment"> * Please refer to the {@link ChannelHandler} and {@link ChannelPipeline}</em>
<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment"> * documentation to find out how an event flows in a pipeline and how to handle</em>
<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment"> * the event in your application.</em>
<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_javadoccomment"> * @apiviz.landmark</em>
<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment"> * @apiviz.composedOf org.jboss.netty.channel.ChannelFuture</em>
<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">interface</strong> <a href="../../../../org/jboss/netty/channel/ChannelEvent.html">ChannelEvent</a> {
<a class="jxr_linenumber" name="191" href="#191">191</a> 
<a class="jxr_linenumber" name="192" href="#192">192</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="193" href="#193">193</a> <em class="jxr_javadoccomment">     * Returns the {@link Channel} which is associated with this event.</em>
<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="195" href="#195">195</a>     <a href="../../../../org/jboss/netty/channel/Channel.html">Channel</a> getChannel();
<a class="jxr_linenumber" name="196" href="#196">196</a> 
<a class="jxr_linenumber" name="197" href="#197">197</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">     * Returns the {@link ChannelFuture} which is associated with this event.</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">     * If this event is an upstream event, this method will always return a</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">     * {@link SucceededChannelFuture} because the event has occurred already.</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment">     * If this event is a downstream event (i.e. I/O request), the returned</em>
<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment">     * future will be notified when the I/O request succeeds or fails.</em>
<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="204" href="#204">204</a>     <a href="../../../../org/jboss/netty/channel/ChannelFuture.html">ChannelFuture</a> getFuture();
<a class="jxr_linenumber" name="205" href="#205">205</a> }
</pre>
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